CN112619876A

CN112619876A - Purification device for preparing calcium carbonate from construction waste

Info

Publication number: CN112619876A
Application number: CN202011363103.6A
Authority: CN
Inventors: 龙德顺
Original assignee: Ningbo Defeng New Material Technology Co ltd
Current assignee: Ningbo Defeng New Material Technology Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-04-09
Anticipated expiration: 2040-11-27
Also published as: CN112619876B

Abstract

The invention discloses a purification device for preparing calcium carbonate from construction waste, which comprises a material conveying belt, wherein the material conveying belt is used for conveying the waste after secondary crushing, a separation tank is arranged at the bottom of one end of the material conveying belt, liquid such as water and the like is contained in the separation tank and is used for separating the construction materials such as powdery sand, stone, concrete and the like from light materials, a light material leading-out mechanism is arranged on the separation tank and is used for separating the light materials from the liquid, a heavy material leading-out mechanism is connected with the separation tank and is used for leading out sand and stone and separating the sand and the liquid, the purification device for preparing the calcium carbonate from the construction waste is used, water or other liquid is arranged in the separation tank and is used for separating the light materials from the heavy materials through density, the separation can separate the materials from the water through the light material leading-out mechanism and the heavy material leading-out mechanism, and further can improve the recycling rate of, compared with the direct air separation, the raw material separated and purified by the method is purer.

Description

Purification device for preparing calcium carbonate from construction waste

Technical Field

The invention relates to the technical field of separation and screening equipment, in particular to a purification device for preparing calcium carbonate from construction waste.

Background

The construction waste materials are treated by a plurality of processes, basically comprising a plurality of separation processes, such as primary crushing and secondary crushing, the primary crushing is used for crushing the construction waste, then magnetic separation and primary screening are carried out, steel bars and miscellaneous soil are separated, the secondary crushing comprises a plurality of steps, concrete blocks, bricks and the like which are crushed for one time are crushed for the first time, then light substances in the construction waste are separated by air separation after the secondary crushing, finally the light substances are separated again, different construction stones, sand materials, wood materials and the like are generated by a screening system according to the particle size and recycled to the production, the steps can effectively separate various construction waste materials, but when the air separation is carried out, because the crushing can generate a plurality of crushed powdery materials, the materials can also be discharged by air separation, the crushed materials can be mixed with light substances such as packaging bags and wood chippings, and the crushed materials can be converted into calcium carbonate, further separation is therefore required. Therefore, the purifying device for preparing calcium carbonate from the construction waste is provided.

Disclosure of Invention

The invention aims to provide a purification device for preparing calcium carbonate from construction waste, which can further improve the purity of raw materials for extracting calcium carbonate from construction waste, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a be used for building waste preparation purification device for calcium carbonate, is including passing the material area, pass the waste material that the material area is used for conveying after the secondary crushing, the separation tank sets up in the bottom of passing material area one end, liquid such as water is held in the separation tank for building material and light material separation such as likepowder sand, stone, concrete, light material derivation mechanism sets up on the separation tank for with light material and liquid separation, heavy material derivation mechanism is connected with the separation tank, and is used for exporting the gravel and sand and liquid separation.

Preferably, the separation tank is including the box that is used for splendid attire liquid, the box sets up in the bottom in biography material area, the box internal connection has the baffle that is used for separating into two parts with the box, the top of baffle is connected with the guide plate, light material derivation mechanism one end is located the below of guide plate, and the other end is located outside the box, the below that just is located light material derivation mechanism in the box is provided with the water pump, it is provided with the drain pipe to be located biography material belt below in the box, be connected with the pipe between drain pipe and the water pump, the separation tank carries out effectual separation with light and heavy material.

Preferably, the light material guiding mechanism comprises a conveying belt arranged on the box body, a plurality of groups of partition plates arranged at intervals are connected to the conveying belt, assembling plates are fixedly connected to two ends of the same side of each partition plate, water flowing holes are formed in the assembling plates, and the light material is required to be separated from water when being guided out, so that the utilization rate of water is improved.

Preferably, the heavy material guiding mechanism comprises an inclined plate fixedly connected in the box body, a flow guide arc plate is connected between the inclined plate and the partition plate, a flow guide opening is formed in the box body, a first fixing disc and a second fixing disc are arranged on the outer side of the box body, a first rotating disc is connected on the first fixing disc in a rotating mode, a second rotating disc is arranged on the second fixing disc, a plurality of groups of separation tubes are connected between the first rotating disc and the second rotating disc, communicating holes connected with the separation tubes are formed in the first rotating disc and the second rotating disc respectively, connecting holes connected with the flow guide opening are formed in the second fixing disc, a plurality of groups of limiting blocks are fixedly connected to one side of the first rotating disc, a plurality of groups of limiting rods matched with the first limiting blocks are connected to the first fixing disc in a sliding mode, and a spring is connected between the limiting rods and the, the first fixed disc is provided with a first outlet hole for leading out heavy materials and a second outlet hole for leading out liquid, a filter screen is arranged in the second outlet hole, and the heavy material leading-out mechanism separates water from the heavy materials, so that the cyclic utilization rate of the water can be improved, and waste can be avoided.

Preferably, a plurality of groups of conical guide plates are connected to the conveying belt, so that water can be guided out conveniently.

Preferably, the whole heavy material guiding mechanism is obliquely arranged, so that the heavy material can conveniently enter the mechanism and can be conveniently guided out.

Preferably, the second fixed disc is connected with a limiting ring in sliding connection with the second rotating disc, so that the stability of the other end is kept conveniently.

Preferably, the height of the drain pipe is lower than that of the guide plate, so that water flow is generated without sputtering.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the separation tank is arranged, water or other liquid is arranged in the separation tank, light materials (wood shavings and the like) and heavy materials (sand, stone, concrete and the like) are separated through density, the materials can be separated from the water or other liquid through the light material guiding mechanism and the heavy material guiding mechanism, the recycling rate of the water or other liquid can be further improved, and compared with direct air separation, the raw materials separated and purified are purer.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a half-section structure of the case body of the present invention;

FIG. 3 is a schematic view of a light material guiding mechanism;

FIG. 4 is an enlarged view of the structure of the area A in FIG. 3;

FIG. 5 is a schematic view of a half-section of a first stationary disk and a first rotating disk;

FIG. 6 is an enlarged view of the structure of the area B in FIG. 5;

FIG. 7 is a schematic exploded view of a part of the heavy material discharging mechanism;

fig. 8 is a schematic view of another orientation structure of fig. 7.

In the figure: 1-conveying belt; 2-a separation tank; 3-light material leading-out mechanism; 4-heavy material leading-out mechanism; 5-a box body; 6-a separator; 7-a flow guide plate; 8-a water pump; 9-a drain pipe; 10-a catheter; 11-a conveyor belt; 12-a material separating plate; 13-assembling the plate; 14-water holes; 15-a sloping plate; 16-a flow guiding arc plate; 17-a flow guide port; 18-a first fixed disk; 19-a second fixed disk; 20-a first rotating disk; 21-a second rotating disc; 22-a separation tube; 23-a communicating hole; 24-a connection hole; 25-a limiting block; 26-a limiting rod; 27-a spring; 28-a first exit hole; 29-a second lead-out aperture; 30-a filter screen; 31-a tapered guide plate; 32-a stop collar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a purification device for preparing calcium carbonate from construction waste comprises a material conveying belt 1, wherein the material conveying belt 1 is used for conveying waste materials after secondary crushing, materials subjected to air separation are conveyed on the material conveying belt 1, because the winnowing can not separate the light materials such as wood chips and the like from the needed aggregate, the aggregate is also blown out by wind after being rolled into powder, the separation tank 2, the separation tank 2 is arranged at the bottom of one end of the material conveying belt 1, liquid such as water is contained in the separation tank 2, used for separating building materials such as powdery sand, stone, concrete and the like from light materials, a light material leading-out mechanism 3, wherein the light material leading-out mechanism 3 is arranged on a separation tank 2, the device is used for separating light materials from liquid, and a heavy material guiding mechanism 4, wherein the heavy material guiding mechanism 4 is connected with the separation tank 2 and is used for guiding out sand and stone and separating the sand and the stone from the liquid.

The separation tank 2 comprises a tank body 5 for containing liquid, the tank body 5 is arranged at the bottom of the material conveying belt 1, a partition plate 6 for dividing the tank body 5 into two parts is connected in the tank body 5, the partition plate 6 divides the tank body 5 into two spaces, one part is used for bearing the liquid to separate heavy materials and light materials, the other part is used for recycling water, a guide plate 7 is connected to the top of the partition plate 6, one end of the light material guiding mechanism 3 is positioned below the guide plate 7, the other end of the light material guiding mechanism is positioned outside the tank body 5, a water pump 8 is arranged in the tank body 5 and below the light material guiding mechanism 3, a drain pipe 9 is arranged in the tank body 5 and below the material conveying belt 1, a guide pipe 10 is connected between the drain pipe 9 and the water pump 8, the material conveyed on the material conveying belt 1 enters the tank body 5, and the light materials can float on the water or other liquids due to different densities, because of the action of the water pump 8, the conduit 10 continuously discharges water or other liquid to generate water flow on the liquid surface, the light material is pushed to the guide plate 7 and then discharged to the light material guiding mechanism 3, the height of the drain pipe 9 is lower than that of the guide plate 7, the sprayed water is sprayed on the liquid surface in the box body 5 due to the height higher than that, so that the water is easy to splash, and when the water level is slightly lower than the liquid surface, the water can be driven to flow without splashing.

The light material guiding mechanism 3 comprises a conveyor belt 11 arranged on the box body 5, a plurality of groups of material separating plates 12 arranged at intervals are connected on the conveyor belt 11, the two ends of the material separating plate 12 at the same side are fixedly connected with assembling plates 13, the material separating plate 12 and the assembling plates 13 are made of materials with certain flexibility, such as rubber, because of the arc that needs to be covered at the end of the conveyor belt 11, the solid material cannot pass through, the assembly plate 13 is provided with a water flowing hole 14, the conveyor belt 11 is arranged in a certain length, so that light materials such as wood chips and the like can be accumulated for a certain time to be separated, the water flowing hole 14 is used for discharging water from the position, the conveyer belt 11 is connected with a plurality of groups of conical guide plates 31, and the conical guide plates 31 are convenient for guiding the liquid in the space between two different material separating plates 12 on the conveyer belt 11 to flow to two sides.

The heavy material guiding mechanism 4 comprises an inclined plate 15 fixedly connected in a box body 5, a flow guide arc plate 16 is connected between the inclined plate 15 and a partition plate 6, because heavy materials sink continuously in water, if the heavy materials are on the bottom, the heavy materials cannot be collected in a centralized manner, the heavy materials are automatically collected in a centralized manner through the inclined plate 15 and the flow guide arc plate 16, a flow guide port 17 is formed in the box body 5, the flow guide port 17 facilitates the guiding out of the heavy materials, a first fixed disc 18 and a second fixed disc 19 are arranged on the outer side of the box body 5, a first rotating disc 20 is connected to the first fixed disc 18 in a rotating manner, a second rotating disc 21 is arranged on the second fixed disc 19, a plurality of groups of separating pipes 22 are connected between the first rotating disc 20 and the second rotating disc 21, and communicating holes 23 connected with the separating pipes 22 are formed in the first rotating disc 20 and the second rotating disc 21, offer the connecting hole 24 of being connected with water conservancy diversion mouth 17 on the second fixed disk 19, one side fixedly connected with multiunit stopper 25 of first fixed disk 20, sliding connection has the gag lever post 26 of multiunit and first stopper 25 looks adaptation on the first fixed disk 18, be connected with spring 27 between gag lever post 26 and the first fixed disk 18, set up the first export 28 of deriving heavy material and the second export 29 of deriving liquid on the first fixed disk 18, be provided with filter screen 30 in the second export 29.

Specifically, at the initial position, there is a separation pipe 22 opposite to the diversion port 17, so the heavy material continuously enters into the separation pipe 22, and the water in the separation pipe 22 continuously extrudes the heavy material, so the internal weight becomes heavier, and because of imbalance, the first rotary disk 20 and the second rotary disk 21 start to rotate under the lateral force, and initially there is a friction force to keep stable until the gravity of the separation pipe 22 is greater than the friction force when most of the heavy material is loaded in the separation pipe, and start to rotate, and when the adjacent separation pipe 22 reaches the diversion port 17, the limit block 25 is supported by the limit rod 26, so that the other separation pipe starts to load the heavy material, and when the separation pipe is nearly full, the action force generated by the gravity is greater than the action force generated by the positive pressure of the spring 27, and starts to rotate again, and when the third separation pipe 22 reaches the diversion port 17, the first loaded separating pipe 22 reaches the first outlet 28 to start discharging the heavy materials, in the process, the separating pipe 22 enters the second outlet 29 to discharge water under the action of the filter screen 30, a micro water pump can be arranged below the separating pipe for circulation, and the whole heavy material discharging mechanism 4 is obliquely arranged, so that the heavy materials can be automatically guided into and separated and finally discharged out due to the oblique arrangement.

The second fixed disk 19 is connected with a limiting ring 32 which is connected with the second rotating disk 21 in a sliding way, because the first rotating disk 20 rotates, only one end of the first fixed disk 18 is stable, the other end of the first fixed disk is not limited, and only sliding friction exists, so that the range of the first fixed disk is limited by the limiting ring 32, and the rotation is more stable.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A be used for construction waste preparation purification device for calcium carbonate which characterized in that includes:

the conveying belt (1), the conveying belt (1) is used for conveying the waste materials after the secondary crushing;

the separation tank (2) is arranged at the bottom of one end of the material conveying belt (1), and liquid such as water is contained in the separation tank (2) and is used for separating building materials such as powdery sand, stone and concrete from light materials;

the light material guiding mechanism (3), the light material guiding mechanism (3) is arranged on the separation tank (2) and is used for separating the light material from the liquid;

and the heavy material guiding mechanism (4) is connected with the separation tank (2) and is used for guiding out sand and separating the sand from the liquid.

2. The purification device for preparing calcium carbonate from construction waste as claimed in claim 1, wherein: the separation tank (2) is including box (5) that is used for splendid attire liquid, box (5) set up in the bottom of passing material area (1), box (5) in-connection has baffle (6) that are used for separating into two parts with box (5), the top of baffle (6) is connected with guide plate (7), light material derivation mechanism (3) one end is located the below of guide plate (7), and the other end is located outside box (5), the below that just is located light material derivation mechanism (3) in box (5) is provided with water pump (8), it is provided with drain pipe (9) to be located to pass material area (1) below in box (5), be connected with pipe (10) between drain pipe (9) and water pump (8).

3. The purification device for preparing calcium carbonate from construction waste as claimed in claim 2, wherein: the light material guiding mechanism (3) comprises a conveying belt (11) arranged on a box body (5), a plurality of groups of material separating plates (12) arranged at intervals are connected to the conveying belt (11), assembling plates (13) are fixedly connected to two ends of the same side of each material separating plate (12), and water flowing holes (14) are formed in the assembling plates (13).

4. The purification device for preparing calcium carbonate from construction waste as claimed in claim 1, wherein: the heavy material guiding mechanism (4) comprises an inclined plate (15) fixedly connected in a box body (5), a flow guide arc plate (16) is connected between the inclined plate (15) and a partition plate (6), a flow guide port (17) is formed in the box body (5), a first fixed plate (18) and a second fixed plate (19) are arranged on the outer side of the box body (5), a first rotating plate (20) is connected to the first fixed plate (18) in a rotating mode, a second rotating plate (21) is arranged on the second fixed plate (19), a plurality of groups of separating pipes (22) are connected between the first rotating plate (20) and the second rotating plate (21), communicating holes (23) connected with the separating pipes (22) are formed in the first rotating plate (20) and the second rotating plate (21), connecting holes (24) connected with the flow guide port (17) are formed in the second fixed plate (19), one side fixedly connected with multiunit stopper (25) of first rotary disk (20), sliding connection has gag lever post (26) of multiunit and first stopper (25) looks adaptation on first fixed disk (18), be connected with spring (27) between gag lever post (26) and first fixed disk (18), set up first derivation hole (28) of deriving heavy material and second derivation hole (29) of deriving liquid on first fixed disk (18), be provided with filter screen (30) in second derivation hole (29).

5. The purification device for preparing calcium carbonate from construction waste as claimed in claim 3, wherein: the conveying belt (11) is connected with a plurality of groups of conical guide plates (31).

6. The purification device for preparing calcium carbonate from construction waste as claimed in claim 4, wherein: the heavy material leading-out mechanism (4) is arranged in an inclined mode as a whole.

7. The purification device for preparing calcium carbonate from construction waste as claimed in claim 4, wherein: the second fixed disc (19) is connected with a limiting ring (32) which is connected with the second rotating disc (21) in a sliding way.

8. The purification device for preparing calcium carbonate from construction waste as claimed in claim 2, wherein: the height of the drain pipe (9) is lower than that of the guide plate (7).